<template>
  <div class="ratingselect">
    <div class="rating-type border-1px">
      <span @click="select(2, $event)" class="block positive" :class="{'active':selfType===2}">
        {{desc.all}}
        <span class="count">{{ratings.length}}</span>
      </span>
      <span @click="select(0, $event)" class="block positive" :class="{'active':selfType===0}">
        {{desc.positive}}
        <span class="count">{{positives.length}}</span>
      </span>
      <span @click="select(1, $event)" class="block negative" :class="{'active':selfType===1}">
        {{desc.negative}}
        <span class="count">{{negatives.length}}</span>
      </span>
    </div>
    <div @click="toggleContent" class="switch" :class="{'on':hasContent}">
      <span class="icon-check_circle"></span>
      <span class="text">只看有内容的评价</span>
    </div>
  </div>
</template>

<script type="text/ecmascript-6">
const POSITIVE = 0;
const NEGATIVE = 1;
const ALL = 2;
export default {
  props: {
    ratings: {
      type: Array,
      default () {
        return [];
      }
    },
    selectType: {
      type: Number,
      default: ALL
    },
    onlyContent: {
      type: Boolean,
      default: false
    },
    desc: {
      type: Object,
      default () {
        return {
          all: '全部',
          positive: '满意',
          negative: '不满意'
        };
      }
    }
  },
  data () {
    return {
      selfType: this.selectType,
      hasContent: this.onlyContent
    };
  },
  computed: {
    positives () {
      return this.ratings.filter((rating) => {
        return rating.rateType === POSITIVE;
      });
    },
    negatives () {
      return this.ratings.filter((rating) => {
        return rating.rateType === NEGATIVE;
      });
    }
  },
  methods: {
    select (type, event) {
      if (!event._constructed) {
        return;
      }
      this.selfType = type;
      this.$emit('selectformson', type);
    },
    toggleContent (event) {
      if (!event._constructed) {
        return;
      }
      this.hasContent = !this.hasContent;
      this.$emit('toggleformson', this.hasContent);
    }
  }
};
</script>

<style scoped lang="stylus" rel="stylesheet/stylus">
@import '../../common/stylus/mixin.styl'

.ratingselect
  .rating-type
    padding: 18px 0
    margin: 0 18px
    border-1px(rgba(7, 17, 27, 0.1))
    font-size: 0
    .block
      display: inline-block
      padding: 8px 12px
      margin-right: 8px
      line-height: 16px
      border-radius: 1px
      font-size: 12px
      color: rgb(77, 85, 93)
      &.active
        color: #fff
      .count
        margin-left: 2px
        font-size: 8px
      &.positive
        background: rgba(0, 160, 220, 0.2)
        &.active
          background: rgb(0, 160, 220)
      &.negative
        background: rgba(77, 85, 93, 0.2)
        &.active
          background: rgb(77, 85, 93)
  .switch
    padding: 12px 18px
    line-height: 24px
    border-bottom: 1px solid rgba(7, 17, 27, 0.1)
    color: rgb(147, 153, 159)
    font-size: 0
    &.on
      .icon-check_circle
        color: #00c850
    .icon-check_circle
      display: inline-block
      vertical-align: top
      margin-right: 4px
      font-size: 24px
    .text
      display: inline-block
      vertical-align: top
      font-size: 12px
</style>
